diff --git a/charts/base-cluster/values.yaml b/charts/base-cluster/values.yaml
index c75f38d48d..52fc8cf8b0 100644
--- a/charts/base-cluster/values.yaml
+++ b/charts/base-cluster/values.yaml
@@ -85,7 +85,7 @@ global:
     prometheus:
       url: https://prometheus-community.github.io/helm-charts
       charts:
-        kube-prometheus-stack: 54.x
+        kube-prometheus-stack: 55.x
       condition: "{{ .Values.monitoring.prometheus.enabled }}"
       interval: 5m
     grafana: